﻿//     Zepto.js
//     (c) 2010-2014 Thomas Fuchs
//     Zepto.js may be freely distributed under the MIT license.

var Zepto = (function () {
  var undefined, key, $, classList, emptyArray = [], slice = emptyArray.slice, filter = emptyArray.filter,
    document = window.document,
    elementDisplay = {}, classCache = {},
    getComputedStyle = document.defaultView.getComputedStyle,
    cssNumber = { 'column-count': 1, 'columns': 1, 'font-weight': 1, 'line-height': 1, 'opacity': 1, 'z-index': 1, 'zoom': 1 },
    fragmentRE = /^\s*<(\w+|!)[^>]*>/,
    tagExpanderRE = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig,
    rootNodeRE = /^(?:body|html)$/i,

  // special attributes that should be get/set via method calls
    methodAttributes = ['val', 'css', 'html', 'text', 'data', 'width', 'height', 'offset'],

    adjacencyOperators = ['after', 'prepend', 'before', 'append'],
    table = document.createElement('table'),
    tableRow = document.createElement('tr'),
    containers = {
      'tr': document.createElement('tbody'),
      'tbody': table, 'thead': table, 'tfoot': table,
      'td': tableRow, 'th': tableRow,
      '*': document.createElement('div')
    },
    readyRE = /complete|loaded|interactive/,
    classSelectorRE = /^\.([\w-]+)$/,
    idSelectorRE = /^#([\w-]*)$/,
    tagSelectorRE = /^[\w-]+$/,
    class2type = {},
    toString = class2type.toString,
    zepto = {},
    camelize, uniq,
    tempParent = document.createElement('div')

  zepto.matches = function (element, selector) {
    if (!element || element.nodeType !== 1) return false
    var matchesSelector = element.webkitMatchesSelector || element.mozMatchesSelector ||
                          element.oMatchesSelector || element.matchesSelector
    if (matchesSelector) return matchesSelector.call(element, selector)
    // fall back to performing a selector:
    var match, parent = element.parentNode, temp = !parent
    if (temp) (parent = tempParent).appendChild(element)
    match = ~zepto.qsa(parent, selector).indexOf(element)
    temp && tempParent.removeChild(element)
    return match
  }

  function type(obj) {
    return obj == null ? String(obj) :
      class2type[toString.call(obj)] || "object"
  }

  function isFunction(value) { return type(value) == "function" }
  function isWindow(obj) { return obj != null && obj == obj.window }
  function isDocument(obj) { return obj != null && obj.nodeType == obj.DOCUMENT_NODE }
  function isObject(obj) { return type(obj) == "object" }
  function isPlainObject(obj) {
    return isObject(obj) && !isWindow(obj) && obj.__proto__ == Object.prototype
  }
  function isArray(value) { return value instanceof Array }
  function likeArray(obj) { return typeof obj.length == 'number' }

  function compact(array) { return filter.call(array, function (item) { return item != null }) }
  function flatten(array) { return array.length > 0 ? $.fn.concat.apply([], array) : array }
  camelize = function (str) { return str.replace(/-+(.)?/g, function (match, chr) { return chr ? chr.toUpperCase() : '' }) }
  function dasherize(str) {
    return str.replace(/::/g, '/')
           .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
           .replace(/([a-z\d])([A-Z])/g, '$1_$2')
           .replace(/_/g, '-')
           .toLowerCase()
  }
  uniq = function (array) { return filter.call(array, function (item, idx) { return array.indexOf(item) == idx }) }

  function classRE(name) {
    return name in classCache ?
      classCache[name] : (classCache[name] = new RegExp('(^|\\s)' + name + '(\\s|$)'))
  }

  function maybeAddPx(name, value) {
    return (typeof value == "number" && !cssNumber[dasherize(name)]) ? value + "px" : value
  }

  function defaultDisplay(nodeName) {
    var element, display
    if (!elementDisplay[nodeName]) {
      element = document.createElement(nodeName)
      document.body.appendChild(element)
      display = getComputedStyle(element, '').getPropertyValue("display")
      element.parentNode.removeChild(element)
      display == "none" && (display = "block")
      elementDisplay[nodeName] = display
    }
    return elementDisplay[nodeName]
  }

  function children(element) {
    return 'children' in element ?
      slice.call(element.children) :
      $.map(element.childNodes, function (node) { if (node.nodeType == 1) return node })
  }

  // `$.zepto.fragment` takes a html string and an optional tag name
  // to generate DOM nodes nodes from the given html string.
  // The generated DOM nodes are returned as an array.
  // This function can be overriden in plugins for example to make
  // it compatible with browsers that don't support the DOM fully.
  zepto.fragment = function (html, name, properties) {
    if (html.replace) html = html.replace(tagExpanderRE, "<$1></$2>")
    if (name === undefined) name = fragmentRE.test(html) && RegExp.$1
    if (!(name in containers)) name = '*'

    var nodes, dom, container = containers[name]
    container.innerHTML = '' + html
    dom = $.each(slice.call(container.childNodes), function () {
      container.removeChild(this)
    })
    if (isPlainObject(properties)) {
      nodes = $(dom)
      $.each(properties, function (key, value) {
        if (methodAttributes.indexOf(key) > -1) nodes[key](value)
        else nodes.attr(key, value)
      })
    }
    return dom
  }

  // `$.zepto.Z` swaps out the prototype of the given `dom` array
  // of nodes with `$.fn` and thus supplying all the Zepto functions
  // to the array. Note that `__proto__` is not supported on Internet
  // Explorer. This method can be overriden in plugins.
  zepto.Z = function (dom, selector) {
    dom = dom || []
    dom.__proto__ = $.fn
    dom.selector = selector || ''
    return dom
  }

  // `$.zepto.isZ` should return `true` if the given object is a Zepto
  // collection. This method can be overriden in plugins.
  zepto.isZ = function (object) {
    return object instanceof zepto.Z
  }

  // `$.zepto.init` is Zepto's counterpart to jQuery's `$.fn.init` and
  // takes a CSS selector and an optional context (and handles various
  // special cases).
  // This method can be overriden in plugins.
  zepto.init = function (selector, context) {
    // If nothing given, return an empty Zepto collection
    if (!selector) return zepto.Z()
    // If a function is given, call it when the DOM is ready
    else if (isFunction(selector)) return $(document).ready(selector)
    // If a Zepto collection is given, juts return it
    else if (zepto.isZ(selector)) return selector
    else {
      var dom
      // normalize array if an array of nodes is given
      if (isArray(selector)) dom = compact(selector)
      // Wrap DOM nodes. If a plain object is given, duplicate it.
      else if (isObject(selector))
        dom = [isPlainObject(selector) ? $.extend({}, selector) : selector], selector = null
      // If it's a html fragment, create nodes from it
      else if (fragmentRE.test(selector))
        dom = zepto.fragment(selector.trim(), RegExp.$1, context), selector = null
      // If there's a context, create a collection on that context first, and select
      // nodes from there
      else if (context !== undefined) return $(context).find(selector)
      // And last but no least, if it's a CSS selector, use it to select nodes.
      else dom = zepto.qsa(document, selector)
      // create a new Zepto collection from the nodes found
      return zepto.Z(dom, selector)
    }
  }

  // `$` will be the base `Zepto` object. When calling this
  // function just call `$.zepto.init, which makes the implementation
  // details of selecting nodes and creating Zepto collections
  // patchable in plugins.
  $ = function (selector, context) {
    return zepto.init(selector, context)
  }

  function extend(target, source, deep) {
    for (key in source)
      if (deep && (isPlainObject(source[key]) || isArray(source[key]))) {
        if (isPlainObject(source[key]) && !isPlainObject(target[key]))
          target[key] = {}
        if (isArray(source[key]) && !isArray(target[key]))
          target[key] = []
        extend(target[key], source[key], deep)
      }
      else if (source[key] !== undefined) target[key] = source[key]
    }

    // Copy all but undefined properties from one or more
    // objects to the `target` object.
    $.extend = function (target) {
      var deep, args = slice.call(arguments, 1)
      if (typeof target == 'boolean') {
        deep = target
        target = args.shift()
      }
      args.forEach(function (arg) { extend(target, arg, deep) })
      return target
    }

    // `$.zepto.qsa` is Zepto's CSS selector implementation which
    // uses `document.querySelectorAll` and optimizes for some special cases, like `#id`.
    // This method can be overriden in plugins.
    zepto.qsa = function (element, selector) {
      var found
      return (isDocument(element) && idSelectorRE.test(selector)) ?
      ((found = element.getElementById(RegExp.$1)) ? [found] : []) :
      (element.nodeType !== 1 && element.nodeType !== 9) ? [] :
      slice.call(
        classSelectorRE.test(selector) ? element.getElementsByClassName(RegExp.$1) :
        tagSelectorRE.test(selector) ? element.getElementsByTagName(selector) :
        element.querySelectorAll(selector)
      )
    }

    function filtered(nodes, selector) {
      return selector === undefined ? $(nodes) : $(nodes).filter(selector)
    }

    $.contains = function (parent, node) {
      return parent !== node && parent.contains(node)
    }

    function funcArg(context, arg, idx, payload) {
      return isFunction(arg) ? arg.call(context, idx, payload) : arg
    }

    function setAttribute(node, name, value) {
      value == null ? node.removeAttribute(name) : node.setAttribute(name, value)
    }

    // access className property while respecting SVGAnimatedString
    function className(node, value) {
      var klass = node.className,
        svg = klass && klass.baseVal !== undefined

      if (value === undefined) return svg ? klass.baseVal : klass
      svg ? (klass.baseVal = value) : (node.className = value)
    }

    // "true"  => true
    // "false" => false
    // "null"  => null
    // "42"    => 42
    // "42.5"  => 42.5
    // JSON    => parse if valid
    // String  => self
    function deserializeValue(value) {
      var num
      try {
        return value ?
        value == "true" ||
        (value == "false" ? false :
          value == "null" ? null :
          !isNaN(num = Number(value)) ? num :
          /^[\[\{]/.test(value) ? $.parseJSON(value) :
          value)
        : value
      } catch (e) {
        return value
      }
    }

    $.type = type
    $.isFunction = isFunction
    $.isWindow = isWindow
    $.isArray = isArray
    $.isPlainObject = isPlainObject

    $.isEmptyObject = function (obj) {
      var name
      for (name in obj) return false
      return true
    }

    $.inArray = function (elem, array, i) {
      return emptyArray.indexOf.call(array, elem, i)
    }

    $.camelCase = camelize
    $.trim = function (str) { return str.trim() }

    // plugin compatibility
    $.uuid = 0
    $.support = {}
    $.expr = {}

    $.map = function (elements, callback) {
      var value, values = [], i, key
      if (likeArray(elements))
        for (i = 0; i < elements.length; i++) {
          value = callback(elements[i], i)
          if (value != null) values.push(value)
        }
      else
        for (key in elements) {
          value = callback(elements[key], key)
          if (value != null) values.push(value)
        }
      return flatten(values)
    }

    $.each = function (elements, callback) {
      var i, key
      if (likeArray(elements)) {
        for (i = 0; i < elements.length; i++)
          if (callback.call(elements[i], i, elements[i]) === false) return elements
        } else {
          for (key in elements)
            if (callback.call(elements[key], key, elements[key]) === false) return elements
          }

          return elements
        }

        $.grep = function (elements, callback) {
          return filter.call(elements, callback)
        }

        if (window.JSON) $.parseJSON = JSON.parse

        // Populate the class2type map
        $.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function (i, name) {
          class2type["[object " + name + "]"] = name.toLowerCase()
        })

        // Define methods that will be available on all
        // Zepto collections
        $.fn = {
          // Because a collection acts like an array
          // copy over these useful array functions.
          forEach: emptyArray.forEach,
          reduce: emptyArray.reduce,
          push: emptyArray.push,
          sort: emptyArray.sort,
          indexOf: emptyArray.indexOf,
          concat: emptyArray.concat,

          // `map` and `slice` in the jQuery API work differently
          // from their array counterparts
          map: function (fn) {
            return $($.map(this, function (el, i) { return fn.call(el, i, el) }))
          },
          slice: function () {
            return $(slice.apply(this, arguments))
          },

          ready: function (callback) {
            if (readyRE.test(document.readyState)) callback($)
            else document.addEventListener('DOMContentLoaded', function () { callback($) }, false)
            return this
          },
          get: function (idx) {
            return idx === undefined ? slice.call(this) : this[idx >= 0 ? idx : idx + this.length]
          },
          toArray: function () { return this.get() },
          size: function () {
            return this.length
          },
          remove: function () {
            return this.each(function () {
              if (this.parentNode != null)
                this.parentNode.removeChild(this)
            })
          },
          each: function (callback) {
            emptyArray.every.call(this, function (el, idx) {
              return callback.call(el, idx, el) !== false
            })
            return this
          },
          filter: function (selector) {
            if (isFunction(selector)) return this.not(this.not(selector))
            return $(filter.call(this, function (element) {
              return zepto.matches(element, selector)
            }))
          },
          add: function (selector, context) {
            return $(uniq(this.concat($(selector, context))))
          },
          is: function (selector) {
            return this.length > 0 && zepto.matches(this[0], selector)
          },
          not: function (selector) {
            var nodes = []
            if (isFunction(selector) && selector.call !== undefined)
              this.each(function (idx) {
                if (!selector.call(this, idx)) nodes.push(this)
              })
            else {
              var excludes = typeof selector == 'string' ? this.filter(selector) :
          (likeArray(selector) && isFunction(selector.item)) ? slice.call(selector) : $(selector)
              this.forEach(function (el) {
                if (excludes.indexOf(el) < 0) nodes.push(el)
              })
            }
            return $(nodes)
          },
          has: function (selector) {
            return this.filter(function () {
              return isObject(selector) ?
          $.contains(this, selector) :
          $(this).find(selector).size()
            })
          },
          eq: function (idx) {
            return idx === -1 ? this.slice(idx) : this.slice(idx, +idx + 1)
          },
          first: function () {
            var el = this[0]
            return el && !isObject(el) ? el : $(el)
          },
          last: function () {
            var el = this[this.length - 1]
            return el && !isObject(el) ? el : $(el)
          },
          find: function (selector) {
            var result, $this = this
            if (typeof selector == 'object')
              result = $(selector).filter(function () {
                var node = this
                return emptyArray.some.call($this, function (parent) {
                  return $.contains(parent, node)
                })
              })
            else if (this.length == 1) result = $(zepto.qsa(this[0], selector))
            else result = this.map(function () { return zepto.qsa(this, selector) })
            return result
          },
          closest: function (selector, context) {
            var node = this[0], collection = false
            if (typeof selector == 'object') collection = $(selector)
            while (node && !(collection ? collection.indexOf(node) >= 0 : zepto.matches(node, selector)))
              node = node !== context && !isDocument(node) && node.parentNode
            return $(node)
          },
          parents: function (selector) {
            var ancestors = [], nodes = this
            while (nodes.length > 0)
              nodes = $.map(nodes, function (node) {
                if ((node = node.parentNode) && !isDocument(node) && ancestors.indexOf(node) < 0) {
                  ancestors.push(node)
                  return node
                }
              })
            return filtered(ancestors, selector)
          },
          parent: function (selector) {
            return filtered(uniq(this.pluck('parentNode')), selector)
          },
          children: function (selector) {
            return filtered(this.map(function () { return children(this) }), selector)
          },
          contents: function () {
            return this.map(function () { return slice.call(this.childNodes) })
          },
          siblings: function (selector) {
            return filtered(this.map(function (i, el) {
              return filter.call(children(el.parentNode), function (child) { return child !== el })
            }), selector)
          },
          empty: function () {
            return this.each(function () { this.innerHTML = '' })
          },
          // `pluck` is borrowed from Prototype.js
          pluck: function (property) {
            return $.map(this, function (el) { return el[property] })
          },
          show: function () {
            return this.each(function () {
              this.style.display == "none" && (this.style.display = null)
              if (getComputedStyle(this, '').getPropertyValue("display") == "none")
                this.style.display = defaultDisplay(this.nodeName)
            })
          },
          replaceWith: function (newContent) {
            return this.before(newContent).remove()
          },
          wrap: function (structure) {
            var func = isFunction(structure)
            if (this[0] && !func)
              var dom = $(structure).get(0),
            clone = dom.parentNode || this.length > 1

            return this.each(function (index) {
              $(this).wrapAll(
          func ? structure.call(this, index) :
            clone ? dom.cloneNode(true) : dom
        )
            })
          },
          wrapAll: function (structure) {
            if (this[0]) {
              $(this[0]).before(structure = $(structure))
              var children
              // drill down to the inmost element
              while ((children = structure.children()).length) structure = children.first()
              $(structure).append(this)
            }
            return this
          },
          wrapInner: function (structure) {
            var func = isFunction(structure)
            return this.each(function (index) {
              var self = $(this), contents = self.contents(),
            dom = func ? structure.call(this, index) : structure
              contents.length ? contents.wrapAll(dom) : self.append(dom)
            })
          },
          unwrap: function () {
            this.parent().each(function () {
              $(this).replaceWith($(this).children())
            })
            return this
          },
          clone: function () {
            return this.map(function () { return this.cloneNode(true) })
          },
          hide: function () {
            return this.css("display", "none")
          },
          toggle: function (setting) {
            return this.each(function () {
              var el = $(this)
        ; (setting === undefined ? el.css("display") == "none" : setting) ? el.show() : el.hide()
            })
          },
          prev: function (selector) { return $(this.pluck('previousElementSibling')).filter(selector || '*') },
          next: function (selector) { return $(this.pluck('nextElementSibling')).filter(selector || '*') },
          html: function (html) {
            return html === undefined ?
        (this.length > 0 ? this[0].innerHTML : null) :
        this.each(function (idx) {
          var originHtml = this.innerHTML
          $(this).empty().append(funcArg(this, html, idx, originHtml))
        })
          },
          text: function (text) {
            return text === undefined ?
        (this.length > 0 ? this[0].textContent : null) :
        this.each(function () { this.textContent = text })
          },
          attr: function (name, value) {
            var result
            return (typeof name == 'string' && value === undefined) ?
        (this.length == 0 || this[0].nodeType !== 1 ? undefined :
          (name == 'value' && this[0].nodeName == 'INPUT') ? this.val() :
          (!(result = this[0].getAttribute(name)) && name in this[0]) ? this[0][name] : result
        ) :
        this.each(function (idx) {
          if (this.nodeType !== 1) return
          if (isObject(name)) for (key in name) setAttribute(this, key, name[key])
          else setAttribute(this, name, funcArg(this, value, idx, this.getAttribute(name)))
        })
          },
          removeAttr: function (name) {
            return this.each(function () { this.nodeType === 1 && setAttribute(this, name) })
          },
          prop: function (name, value) {
            return (value === undefined) ?
        (this[0] && this[0][name]) :
        this.each(function (idx) {
          this[name] = funcArg(this, value, idx, this[name])
        })
          },
          data: function (name, value) {
            var data = this.attr('data-' + dasherize(name), value)
            return data !== null ? deserializeValue(data) : undefined
          },
          val: function (value) {
            return (value === undefined) ?
        (this[0] && (this[0].multiple ?
           $(this[0]).find('option').filter(function (o) { return this.selected }).pluck('value') :
           this[0].value)
        ) :
        this.each(function (idx) {
          this.value = funcArg(this, value, idx, this.value)
        })
          },
          offset: function (coordinates) {
            if (coordinates) return this.each(function (index) {
              var $this = $(this),
            coords = funcArg(this, coordinates, index, $this.offset()),
            parentOffset = $this.offsetParent().offset(),
            props = {
              top: coords.top - parentOffset.top,
              left: coords.left - parentOffset.left
            }

              if ($this.css('position') == 'static') props['position'] = 'relative'
              $this.css(props)
            })
            if (this.length == 0) return null
            var obj = this[0].getBoundingClientRect()
            return {
              left: obj.left + window.pageXOffset,
              top: obj.top + window.pageYOffset,
              width: Math.round(obj.width),
              height: Math.round(obj.height)
            }
          },
          css: function (property, value) {
            if (arguments.length < 2 && typeof property == 'string')
              return this[0] && (this[0].style[camelize(property)] || getComputedStyle(this[0], '').getPropertyValue(property))

            var css = ''
            if (type(property) == 'string') {
              if (!value && value !== 0)
                this.each(function () { this.style.removeProperty(dasherize(property)) })
              else
                css = dasherize(property) + ":" + maybeAddPx(property, value)
            } else {
              for (key in property)
                if (!property[key] && property[key] !== 0)
                  this.each(function () { this.style.removeProperty(dasherize(key)) })
                else
                  css += dasherize(key) + ':' + maybeAddPx(key, property[key]) + ';'
              }

              return this.each(function () { this.style.cssText += ';' + css })
            },
            index: function (element) {
              return element ? this.indexOf($(element)[0]) : this.parent().children().indexOf(this[0])
            },
            hasClass: function (name) {
              return emptyArray.some.call(this, function (el) {
                return this.test(className(el))
              }, classRE(name))
            },
            addClass: function (name) {
              return this.each(function (idx) {
                classList = []
                var cls = className(this), newName = funcArg(this, name, idx, cls)
                newName.split(/\s+/g).forEach(function (klass) {
                  if (!$(this).hasClass(klass)) classList.push(klass)
                }, this)
                classList.length && className(this, cls + (cls ? " " : "") + classList.join(" "))
              })
            },
            removeClass: function (name) {
              return this.each(function (idx) {
                if (name === undefined) return className(this, '')
                classList = className(this)
                funcArg(this, name, idx, classList).split(/\s+/g).forEach(function (klass) {
                  classList = classList.replace(classRE(klass), " ")
                })
                className(this, classList.trim())
              })
            },
            toggleClass: function (name, when) {
              return this.each(function (idx) {
                var $this = $(this), names = funcArg(this, name, idx, className(this))
                names.split(/\s+/g).forEach(function (klass) {
                  (when === undefined ? !$this.hasClass(klass) : when) ?
            $this.addClass(klass) : $this.removeClass(klass)
                })
              })
            },
            scrollTop: function () {
              if (!this.length) return
              return ('scrollTop' in this[0]) ? this[0].scrollTop : this[0].scrollY
            },
            position: function () {
              if (!this.length) return

              var elem = this[0],
              // Get *real* offsetParent
        offsetParent = this.offsetParent(),
              // Get correct offsets
        offset = this.offset(),
        parentOffset = rootNodeRE.test(offsetParent[0].nodeName) ? { top: 0, left: 0} : offsetParent.offset()

              // Subtract element margins
              // note: when an element has margin: auto the offsetLeft and marginLeft
              // are the same in Safari causing offset.left to incorrectly be 0
              offset.top -= parseFloat($(elem).css('margin-top')) || 0
              offset.left -= parseFloat($(elem).css('margin-left')) || 0

              // Add offsetParent borders
              parentOffset.top += parseFloat($(offsetParent[0]).css('border-top-width')) || 0
              parentOffset.left += parseFloat($(offsetParent[0]).css('border-left-width')) || 0

              // Subtract the two offsets
              return {
                top: offset.top - parentOffset.top,
                left: offset.left - parentOffset.left
              }
            },
            offsetParent: function () {
              return this.map(function () {
                var parent = this.offsetParent || document.body
                while (parent && !rootNodeRE.test(parent.nodeName) && $(parent).css("position") == "static")
                  parent = parent.offsetParent
                return parent
              })
            }
          }

          // for now
          $.fn.detach = $.fn.remove

          // Generate the `width` and `height` functions
  ; ['width', 'height'].forEach(function (dimension) {
    $.fn[dimension] = function (value) {
      var offset, el = this[0],
        Dimension = dimension.replace(/./, function (m) { return m[0].toUpperCase() })
      if (value === undefined) return isWindow(el) ? el['inner' + Dimension] :
        isDocument(el) ? el.documentElement['offset' + Dimension] :
        (offset = this.offset()) && offset[dimension]
      else return this.each(function (idx) {
        el = $(this)
        el.css(dimension, funcArg(this, value, idx, el[dimension]()))
      })
    }
  })

          function traverseNode(node, fun) {
            fun(node)
            for (var key in node.childNodes) traverseNode(node.childNodes[key], fun)
          }

          // Generate the `after`, `prepend`, `before`, `append`,
          // `insertAfter`, `insertBefore`, `appendTo`, and `prependTo` methods.
          adjacencyOperators.forEach(function (operator, operatorIndex) {
            var inside = operatorIndex % 2 //=> prepend, append

            $.fn[operator] = function () {
              // arguments can be nodes, arrays of nodes, Zepto objects and HTML strings
              var argType, nodes = $.map(arguments, function (arg) {
                argType = type(arg)
                return argType == "object" || argType == "array" || arg == null ?
              arg : zepto.fragment(arg)
              }),
          parent, copyByClone = this.length > 1
              if (nodes.length < 1) return this

              return this.each(function (_, target) {
                parent = inside ? target : target.parentNode

                // convert all methods to a "before" operation
                target = operatorIndex == 0 ? target.nextSibling :
                 operatorIndex == 1 ? target.firstChild :
                 operatorIndex == 2 ? target :
                 null

                nodes.forEach(function (node) {
                  if (copyByClone) node = node.cloneNode(true)
                  else if (!parent) return $(node).remove()

                  traverseNode(parent.insertBefore(node, target), function (el) {
                    if (el.nodeName != null && el.nodeName.toUpperCase() === 'SCRIPT' &&
               (!el.type || el.type === 'text/javascript') && !el.src)
                      window['eval'].call(window, el.innerHTML)
                  })
                })
              })
            }

            // after    => insertAfter
            // prepend  => prependTo
            // before   => insertBefore
            // append   => appendTo
            $.fn[inside ? operator + 'To' : 'insert' + (operatorIndex ? 'Before' : 'After')] = function (html) {
              $(html)[operator](this)
              return this
            }
          })

          zepto.Z.prototype = $.fn

          // Export internal API functions in the `$.zepto` namespace
          zepto.uniq = uniq
          zepto.deserializeValue = deserializeValue
          $.zepto = zepto

          return $
        })()


        // If `$` is not yet defined, point it to `Zepto`
        window.Zepto = Zepto
        window.$ === undefined && (window.$ = Zepto)

; (function ($) {
  function detect(ua) {
    var os = this.os = {}, browser = this.browser = {},
      webkit = ua.match(/Web[kK]it[\/]{0,1}([\d.]+)/),
      android = ua.match(/(Android);?[\s\/]+([\d.]+)?/),
      ipad = ua.match(/(iPad).*OS\s([\d_]+)/),
      ipod = ua.match(/(iPod)(.*OS\s([\d_]+))?/),
      iphone = !ipad && ua.match(/(iPhone\sOS)\s([\d_]+)/),
      webos = ua.match(/(webOS|hpwOS)[\s\/]([\d.]+)/),
      touchpad = webos && ua.match(/TouchPad/),
      kindle = ua.match(/Kindle\/([\d.]+)/),
      silk = ua.match(/Silk\/([\d._]+)/),
      blackberry = ua.match(/(BlackBerry).*Version\/([\d.]+)/),
      bb10 = ua.match(/(BB10).*Version\/([\d.]+)/),
      rimtabletos = ua.match(/(RIM\sTablet\sOS)\s([\d.]+)/),
      playbook = ua.match(/PlayBook/),
      chrome = ua.match(/Chrome\/([\d.]+)/) || ua.match(/CriOS\/([\d.]+)/),
      firefox = ua.match(/Firefox\/([\d.]+)/),
      ie = ua.match(/MSIE\s([\d.]+)/),
      safari = webkit && ua.match(/Mobile\//) && !chrome,
      webview = ua.match(/(iPhone|iPod|iPad).*AppleWebKit(?!.*Safari)/) && !chrome

    // Todo: clean this up with a better OS/browser seperation:
    // - discern (more) between multiple browsers on android
    // - decide if kindle fire in silk mode is android or not
    // - Firefox on Android doesn't specify the Android version
    // - possibly devide in os, device and browser hashes

    if (browser.webkit = !!webkit) browser.version = webkit[1]

    if (android) os.android = true, os.version = android[2]
    if (iphone && !ipod) os.ios = os.iphone = true, os.version = iphone[2].replace(/_/g, '.')
    if (ipad) os.ios = os.ipad = true, os.version = ipad[2].replace(/_/g, '.')
    if (ipod) os.ios = os.ipod = true, os.version = ipod[3] ? ipod[3].replace(/_/g, '.') : null
    if (webos) os.webos = true, os.version = webos[2]
    if (touchpad) os.touchpad = true
    if (blackberry) os.blackberry = true, os.version = blackberry[2]
    if (bb10) os.bb10 = true, os.version = bb10[2]
    if (rimtabletos) os.rimtabletos = true, os.version = rimtabletos[2]
    if (playbook) browser.playbook = true
    if (kindle) os.kindle = true, os.version = kindle[1]
    if (silk) browser.silk = true, browser.version = silk[1]
    if (!silk && os.android && ua.match(/Kindle Fire/)) browser.silk = true
    if (chrome) browser.chrome = true, browser.version = chrome[1]
    if (firefox) browser.firefox = true, browser.version = firefox[1]
    if (ie) browser.ie = true, browser.version = ie[1]
    if (safari && (ua.match(/Safari/) || !!os.ios)) browser.safari = true
    if (webview) browser.webview = true

    os.tablet = !!(ipad || playbook || (android && !ua.match(/Mobile/)) ||
      (firefox && ua.match(/Tablet/)) || (ie && !ua.match(/Phone/) && ua.match(/Touch/)))
    os.phone = !!(!os.tablet && !os.ipod && (android || iphone || webos || blackberry || bb10 ||
      (chrome && ua.match(/Android/)) || (chrome && ua.match(/CriOS\/([\d.]+)/)) ||
      (firefox && ua.match(/Mobile/)) || (ie && ua.match(/Touch/))))
  }

  detect.call($, navigator.userAgent)
  // make available to unit tests
  $.__detect = detect

})(Zepto)

; (function ($) {
  var _zid = 1, undefined,
      slice = Array.prototype.slice,
      isFunction = $.isFunction,
      isString = function (obj) { return typeof obj == 'string' },
      handlers = {},
      specialEvents = {},
      focusinSupported = 'onfocusin' in window,
      focus = { focus: 'focusin', blur: 'focusout' },
      hover = { mouseenter: 'mouseover', mouseleave: 'mouseout' }

  specialEvents.click = specialEvents.mousedown = specialEvents.mouseup = specialEvents.mousemove = 'MouseEvents'

  function zid(element) {
    return element._zid || (element._zid = _zid++)
  }
  function findHandlers(element, event, fn, selector) {
    event = parse(event)
    if (event.ns) var matcher = matcherFor(event.ns)
    return (handlers[zid(element)] || []).filter(function (handler) {
      return handler
        && (!event.e || handler.e == event.e)
        && (!event.ns || matcher.test(handler.ns))
        && (!fn || zid(handler.fn) === zid(fn))
        && (!selector || handler.sel == selector)
    })
  }
  function parse(event) {
    var parts = ('' + event).split('.')
    return { e: parts[0], ns: parts.slice(1).sort().join(' ') }
  }
  function matcherFor(ns) {
    return new RegExp('(?:^| )' + ns.replace(' ', ' .* ?') + '(?: |$)')
  }

  function eventCapture(handler, captureSetting) {
    return handler.del &&
      (!focusinSupported && (handler.e in focus)) ||
      !!captureSetting
  }

  function realEvent(type) {
    return hover[type] || (focusinSupported && focus[type]) || type
  }

  function add(element, events, fn, data, selector, delegator, capture) {
    var id = zid(element), set = (handlers[id] || (handlers[id] = []))
    events.split(/\s/).forEach(function (event) {
      if (event == 'ready') return $(document).ready(fn)
      var handler = parse(event)
      handler.fn = fn
      handler.sel = selector
      // emulate mouseenter, mouseleave
      if (handler.e in hover) fn = function (e) {
        var related = e.relatedTarget
        if (!related || (related !== this && !$.contains(this, related)))
          return handler.fn.apply(this, arguments)
      }
      handler.del = delegator
      var callback = delegator || fn
      handler.proxy = function (e) {
        e = compatible(e)
        if (e.isImmediatePropagationStopped()) return
        e.data = data
        var result = callback.apply(element, e._args == undefined ? [e] : [e].concat(e._args))
        if (result === false) e.preventDefault(), e.stopPropagation()
        return result
      }
      handler.i = set.length
      set.push(handler)
      if ('addEventListener' in element)
        element.addEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture))
    })
  }
  function remove(element, events, fn, selector, capture) {
    var id = zid(element)
    ; (events || '').split(/\s/).forEach(function (event) {
      findHandlers(element, event, fn, selector).forEach(function (handler) {
        delete handlers[id][handler.i]
        if ('removeEventListener' in element)
          element.removeEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture))
      })
    })
  }

  $.event = { add: add, remove: remove }

  $.proxy = function (fn, context) {
    if (isFunction(fn)) {
      var proxyFn = function () { return fn.apply(context, arguments) }
      proxyFn._zid = zid(fn)
      return proxyFn
    } else if (isString(context)) {
      return $.proxy(fn[context], fn)
    } else {
      throw new TypeError("expected function")
    }
  }

  $.fn.bind = function (event, data, callback) {
    return this.on(event, data, callback)
  }
  $.fn.unbind = function (event, callback) {
    return this.off(event, callback)
  }
  $.fn.one = function (event, selector, data, callback) {
    return this.on(event, selector, data, callback, 1)
  }

  var returnTrue = function () { return true },
      returnFalse = function () { return false },
      ignoreProperties = /^([A-Z]|returnValue$|layer[XY]$)/,
      eventMethods = {
        preventDefault: 'isDefaultPrevented',
        stopImmediatePropagation: 'isImmediatePropagationStopped',
        stopPropagation: 'isPropagationStopped'
      }

  function compatible(event, source) {
    if (source || !event.isDefaultPrevented) {
      source || (source = event)

      $.each(eventMethods, function (name, predicate) {
        var sourceMethod = source[name]
        event[name] = function () {
          this[predicate] = returnTrue
          return sourceMethod && sourceMethod.apply(source, arguments)
        }
        event[predicate] = returnFalse
      })

      if (source.defaultPrevented !== undefined ? source.defaultPrevented :
          'returnValue' in source ? source.returnValue === false :
          source.getPreventDefault && source.getPreventDefault())
        event.isDefaultPrevented = returnTrue
    }
    return event
  }

  function createProxy(event) {
    var key, proxy = { originalEvent: event }
    for (key in event)
      if (!ignoreProperties.test(key) && event[key] !== undefined) proxy[key] = event[key]

      return compatible(proxy, event)
    }

    $.fn.delegate = function (selector, event, callback) {
      return this.on(event, selector, callback)
    }
    $.fn.undelegate = function (selector, event, callback) {
      return this.off(event, selector, callback)
    }

    $.fn.live = function (event, callback) {
      $(document.body).delegate(this.selector, event, callback)
      return this
    }
    $.fn.die = function (event, callback) {
      $(document.body).undelegate(this.selector, event, callback)
      return this
    }

    $.fn.on = function (event, selector, data, callback, one) {
      var autoRemove, delegator, $this = this
      if (event && !isString(event)) {
        $.each(event, function (type, fn) {
          $this.on(type, selector, data, fn, one)
        })
        return $this
      }

      if (!isString(selector) && !isFunction(callback) && callback !== false)
        callback = data, data = selector, selector = undefined
      if (isFunction(data) || data === false)
        callback = data, data = undefined

      if (callback === false) callback = returnFalse

      return $this.each(function (_, element) {
        if (one) autoRemove = function (e) {
          remove(element, e.type, callback)
          return callback.apply(this, arguments)
        }

        if (selector) delegator = function (e) {
          var evt, match = $(e.target).closest(selector, element).get(0)
          if (match && match !== element) {
            evt = $.extend(createProxy(e), { currentTarget: match, liveFired: element })
            return (autoRemove || callback).apply(match, [evt].concat(slice.call(arguments, 1)))
          }
        }

        add(element, event, callback, data, selector, delegator || autoRemove)
      })
    }
    $.fn.off = function (event, selector, callback) {
      var $this = this
      if (event && !isString(event)) {
        $.each(event, function (type, fn) {
          $this.off(type, selector, fn)
        })
        return $this
      }

      if (!isString(selector) && !isFunction(callback) && callback !== false)
        callback = selector, selector = undefined

      if (callback === false) callback = returnFalse

      return $this.each(function () {
        remove(this, event, callback, selector)
      })
    }

    $.fn.trigger = function (event, args) {
      event = (isString(event) || $.isPlainObject(event)) ? $.Event(event) : compatible(event)
      event._args = args
      return this.each(function () {
        // items in the collection might not be DOM elements
        if ('dispatchEvent' in this) this.dispatchEvent(event)
        else $(this).triggerHandler(event, args)
      })
    }

    // triggers event handlers on current element just as if an event occurred,
    // doesn't trigger an actual event, doesn't bubble
    $.fn.triggerHandler = function (event, args) {
      var e, result
      this.each(function (i, element) {
        e = createProxy(isString(event) ? $.Event(event) : event)
        e._args = args
        e.target = element
        $.each(findHandlers(element, event.type || event), function (i, handler) {
          result = handler.proxy(e)
          if (e.isImmediatePropagationStopped()) return false
        })
      })
      return result
    }

    // shortcut methods for `.bind(event, fn)` for each event type
  ; ('focusin focusout load resize scroll unload click dblclick ' +
  'mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave ' +
  'change select keydown keypress keyup error').split(' ').forEach(function (event) {
    $.fn[event] = function (callback) {
      return callback ?
        this.bind(event, callback) :
        this.trigger(event)
    }
  })

  ; ['focus', 'blur'].forEach(function (name) {
    $.fn[name] = function (callback) {
      if (callback) this.bind(name, callback)
      else this.each(function () {
        try { this[name]() }
        catch (e) { }
      })
      return this
    }
  })
    $.Event = function (type, props) {
      if (!isString(type)) props = type, type = props.type
      var event = document.createEvent(specialEvents[type] || 'Events'), bubbles = true
      if (props) for (var name in props) (name == 'bubbles') ? (bubbles = !!props[name]) : (event[name] = props[name])

            event.initEvent(type, bubbles, true)
      return compatible(event)
    }

  })(Zepto)

; (function ($) {
  var jsonpID = 0,
      document = window.document,
      key,
      name,
      rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
      scriptTypeRE = /^(?:text|application)\/javascript/i,
      xmlTypeRE = /^(?:text|application)\/xml/i,
      jsonType = 'application/json',
      htmlType = 'text/html',
      blankRE = /^\s*$/

  // trigger a custom event and return false if it was cancelled
  function triggerAndReturn(context, eventName, data) {
    var event = $.Event(eventName)
    $(context).trigger(event, data)
    return !event.isDefaultPrevented()
  }

  // trigger an Ajax "global" event
  function triggerGlobal(settings, context, eventName, data) {
    if (settings.global) return triggerAndReturn(context || document, eventName, data)
  }

  // Number of active Ajax requests
  $.active = 0

  function ajaxStart(settings) {
    if (settings.global && $.active++ === 0) triggerGlobal(settings, null, 'ajaxStart')
  }
  function ajaxStop(settings) {
    if (settings.global && !(--$.active)) triggerGlobal(settings, null, 'ajaxStop')
  }

  // triggers an extra global event "ajaxBeforeSend" that's like "ajaxSend" but cancelable
  function ajaxBeforeSend(xhr, settings) {
    var context = settings.context
    if (settings.beforeSend.call(context, xhr, settings) === false ||
        triggerGlobal(settings, context, 'ajaxBeforeSend', [xhr, settings]) === false)
      return false

    triggerGlobal(settings, context, 'ajaxSend', [xhr, settings])
  }
  function ajaxSuccess(data, xhr, settings, deferred) {
    var context = settings.context, status = 'success'
    settings.success.call(context, data, status, xhr)
    if (deferred) deferred.resolveWith(context, [data, status, xhr])
    triggerGlobal(settings, context, 'ajaxSuccess', [xhr, settings, data])
    ajaxComplete(status, xhr, settings)
  }
  // type: "timeout", "error", "abort", "parsererror"
  function ajaxError(error, type, xhr, settings, deferred) {
    var context = settings.context
    settings.error.call(context, xhr, type, error)
    if (deferred) deferred.rejectWith(context, [xhr, type, error])
    triggerGlobal(settings, context, 'ajaxError', [xhr, settings, error || type])
    ajaxComplete(type, xhr, settings)
  }
  // status: "success", "notmodified", "error", "timeout", "abort", "parsererror"
  function ajaxComplete(status, xhr, settings) {
    var context = settings.context
    settings.complete.call(context, xhr, status)
    triggerGlobal(settings, context, 'ajaxComplete', [xhr, settings])
    ajaxStop(settings)
  }

  // Empty function, used as default callback
  function empty() { }

  $.ajaxJSONP = function (options, deferred) {
    if (!('type' in options)) return $.ajax(options)

    var _callbackName = options.jsonpCallback,
      callbackName = ($.isFunction(_callbackName) ?
        _callbackName() : _callbackName) || ('jsonp' + (++jsonpID)),
      script = document.createElement('script'),
      originalCallback = window[callbackName],
      responseData,
      abort = function (errorType) {
        $(script).triggerHandler('error', errorType || 'abort')
      },
      xhr = { abort: abort }, abortTimeout

    if (deferred) deferred.promise(xhr)

    $(script).on('load error', function (e, errorType) {
      clearTimeout(abortTimeout)
      $(script).off().remove()

      if (e.type == 'error' || !responseData) {
        ajaxError(null, errorType || 'error', xhr, options, deferred)
      } else {
        ajaxSuccess(responseData[0], xhr, options, deferred)
      }

      window[callbackName] = originalCallback
      if (responseData && $.isFunction(originalCallback))
        originalCallback(responseData[0])

      originalCallback = responseData = undefined
    })

    if (ajaxBeforeSend(xhr, options) === false) {
      abort('abort')
      return xhr
    }

    window[callbackName] = function () {
      responseData = arguments
    }

    script.src = options.url.replace(/\?(.+)=\?/, '?$1=' + callbackName)
    document.head.appendChild(script)

    if (options.timeout > 0) abortTimeout = setTimeout(function () {
      abort('timeout')
    }, options.timeout)

    return xhr
  }

  $.ajaxSettings = {
    // Default type of request
    type: 'GET',
    // Callback that is executed before request
    beforeSend: empty,
    // Callback that is executed if the request succeeds
    success: empty,
    // Callback that is executed the the server drops error
    error: empty,
    // Callback that is executed on request complete (both: error and success)
    complete: empty,
    // The context for the callbacks
    context: null,
    // Whether to trigger "global" Ajax events
    global: true,
    // Transport
    xhr: function () {
      return new window.XMLHttpRequest()
    },
    // MIME types mapping
    // IIS returns Javascript as "application/x-javascript"
    accepts: {
      script: 'text/javascript, application/javascript, application/x-javascript',
      json: jsonType,
      xml: 'application/xml, text/xml',
      html: htmlType,
      text: 'text/plain'
    },
    // Whether the request is to another domain
    crossDomain: false,
    // Default timeout
    timeout: 0,
    // Whether data should be serialized to string
    processData: true,
    // Whether the browser should be allowed to cache GET responses
    cache: true
  }

  function mimeToDataType(mime) {
    if (mime) mime = mime.split(';', 2)[0]
    return mime && (mime == htmlType ? 'html' :
      mime == jsonType ? 'json' :
      scriptTypeRE.test(mime) ? 'script' :
      xmlTypeRE.test(mime) && 'xml') || 'text'
  }

  function appendQuery(url, query) {
    if (query == '') return url
    return (url + '&' + query).replace(/[&?]{1,2}/, '?')
  }

  // serialize payload and append it to the URL for GET requests
  function serializeData(options) {
    if (options.processData && options.data && $.type(options.data) != "string")
      options.data = $.param(options.data, options.traditional)
    if (options.data && (!options.type || options.type.toUpperCase() == 'GET'))
      options.url = appendQuery(options.url, options.data), options.data = undefined
  }

  $.ajax = function (options) {
    var settings = $.extend({}, options || {}),
        deferred = $.Deferred && $.Deferred()
    for (key in $.ajaxSettings) if (settings[key] === undefined) settings[key] = $.ajaxSettings[key]

    ajaxStart(settings)

    if (!settings.crossDomain) settings.crossDomain = /^([\w-]+:)?\/\/([^\/]+)/.test(settings.url) &&
      RegExp.$2 != window.location.host

    if (!settings.url) settings.url = window.location.toString()
    serializeData(settings)
    if (settings.cache === false) settings.url = appendQuery(settings.url, '_=' + Date.now())

    var dataType = settings.dataType, hasPlaceholder = /\?.+=\?/.test(settings.url)
    if (dataType == 'jsonp' || hasPlaceholder) {
      if (!hasPlaceholder)
        settings.url = appendQuery(settings.url,
          settings.jsonp ? (settings.jsonp + '=?') : settings.jsonp === false ? '' : 'callback=?')
      return $.ajaxJSONP(settings, deferred)
    }

    var mime = settings.accepts[dataType],
        headers = {},
        setHeader = function (name, value) { headers[name.toLowerCase()] = [name, value] },
        protocol = /^([\w-]+:)\/\//.test(settings.url) ? RegExp.$1 : window.location.protocol,
        xhr = settings.xhr(),
        nativeSetHeader = xhr.setRequestHeader,
        abortTimeout

    if (deferred) deferred.promise(xhr)

    if (!settings.crossDomain) setHeader('X-Requested-With', 'XMLHttpRequest')
    setHeader('Accept', mime || '*/*')
    if (mime = settings.mimeType || mime) {
      if (mime.indexOf(',') > -1) mime = mime.split(',', 2)[0]
      xhr.overrideMimeType && xhr.overrideMimeType(mime)
    }
    if (settings.contentType || (settings.contentType !== false && settings.data && settings.type.toUpperCase() != 'GET'))
      setHeader('Content-Type', settings.contentType || 'application/x-www-form-urlencoded')

    if (settings.headers) for (name in settings.headers) setHeader(name, settings.headers[name])
    xhr.setRequestHeader = setHeader

    xhr.onreadystatechange = function () {
      if (xhr.readyState == 4) {
        xhr.onreadystatechange = empty
        clearTimeout(abortTimeout)
        var result, error = false
        if ((xhr.status >= 200 && xhr.status < 300) || xhr.status == 304 || (xhr.status == 0 && protocol == 'file:')) {
          dataType = dataType || mimeToDataType(settings.mimeType || xhr.getResponseHeader('content-type'))
          result = xhr.responseText

          try {
            // http://perfectionkills.com/global-eval-what-are-the-options/
            if (dataType == 'script') (1, eval)(result)
            else if (dataType == 'xml') result = xhr.responseXML
            else if (dataType == 'json') result = blankRE.test(result) ? null : $.parseJSON(result)
          } catch (e) { error = e }

          if (error) ajaxError(error, 'parsererror', xhr, settings, deferred)
          else ajaxSuccess(result, xhr, settings, deferred)
        } else {
          ajaxError(xhr.statusText || null, xhr.status ? 'error' : 'abort', xhr, settings, deferred)
        }
      }
    }

    if (ajaxBeforeSend(xhr, settings) === false) {
      xhr.abort()
      ajaxError(null, 'abort', xhr, settings, deferred)
      return xhr
    }

    if (settings.xhrFields) for (name in settings.xhrFields) xhr[name] = settings.xhrFields[name]

    var async = 'async' in settings ? settings.async : true
    xhr.open(settings.type, settings.url, async, settings.username, settings.password)

    for (name in headers) nativeSetHeader.apply(xhr, headers[name])

    if (settings.timeout > 0) abortTimeout = setTimeout(function () {
      xhr.onreadystatechange = empty
      xhr.abort()
      ajaxError(null, 'timeout', xhr, settings, deferred)
    }, settings.timeout)

    // avoid sending empty string (#319)
    xhr.send(settings.data ? settings.data : null)
    return xhr
  }

  // handle optional data/success arguments
  function parseArguments(url, data, success, dataType) {
    if ($.isFunction(data)) dataType = success, success = data, data = undefined
    if (!$.isFunction(success)) dataType = success, success = undefined
    return {
      url: url
    , data: data
    , success: success
    , dataType: dataType
    }
  }

  $.get = function (/* url, data, success, dataType */) {
    return $.ajax(parseArguments.apply(null, arguments))
  }

  $.post = function (/* url, data, success, dataType */) {
    var options = parseArguments.apply(null, arguments)
    options.type = 'POST'
    return $.ajax(options)
  }

  $.getJSON = function (/* url, data, success */) {
    var options = parseArguments.apply(null, arguments)
    options.dataType = 'json'
    return $.ajax(options)
  }

  $.fn.load = function (url, data, success) {
    if (!this.length) return this
    var self = this, parts = url.split(/\s/), selector,
        options = parseArguments(url, data, success),
        callback = options.success
    if (parts.length > 1) options.url = parts[0], selector = parts[1]
    options.success = function (response) {
      self.html(selector ?
        $('<div>').html(response.replace(rscript, "")).find(selector)
        : response)
      callback && callback.apply(self, arguments)
    }
    $.ajax(options)
    return this
  }

  var escape = encodeURIComponent

  function serialize(params, obj, traditional, scope) {
    var type, array = $.isArray(obj), hash = $.isPlainObject(obj)
    $.each(obj, function (key, value) {
      type = $.type(value)
      if (scope) key = traditional ? scope :
        scope + '[' + (hash || type == 'object' || type == 'array' ? key : '') + ']'
      // handle data in serializeArray() format
      if (!scope && array) params.add(value.name, value.value)
      // recurse into nested objects
      else if (type == "array" || (!traditional && type == "object"))
        serialize(params, value, traditional, key)
      else params.add(key, value)
    })
  }

  $.param = function (obj, traditional) {
    var params = []
    params.add = function (k, v) { this.push(escape(k) + '=' + escape(v)) }
    serialize(params, obj, traditional)
    return params.join('&').replace(/%20/g, '+')
  }
})(Zepto)

; (function ($) {
  $.fn.serializeArray = function () {
    var result = [], el
    $([].slice.call(this.get(0).elements)).each(function () {
      el = $(this)
      var type = el.attr('type')
      if (this.nodeName.toLowerCase() != 'fieldset' &&
        !this.disabled && type != 'submit' && type != 'reset' && type != 'button' &&
        ((type != 'radio' && type != 'checkbox') || this.checked))
        result.push({
          name: el.attr('name'),
          value: el.val()
        })
    })
    return result
  }

  $.fn.serialize = function () {
    var result = []
    this.serializeArray().forEach(function (elm) {
      result.push(encodeURIComponent(elm.name) + '=' + encodeURIComponent(elm.value))
    })
    return result.join('&')
  }

  $.fn.submit = function (callback) {
    if (callback) this.bind('submit', callback)
    else if (this.length) {
      var event = $.Event('submit')
      this.eq(0).trigger(event)
      if (!event.isDefaultPrevented()) this.get(0).submit()
    }
    return this
  }

})(Zepto)

; (function ($, undefined) {
  var prefix = '', eventPrefix, endEventName, endAnimationName,
    vendors = { Webkit: 'webkit', Moz: '', O: 'o' },
    document = window.document, testEl = document.createElement('div'),
    supportedTransforms = /^((translate|rotate|scale)(X|Y|Z|3d)?|matrix(3d)?|perspective|skew(X|Y)?)$/i,
    transform,
    transitionProperty, transitionDuration, transitionTiming, transitionDelay,
    animationName, animationDuration, animationTiming, animationDelay,
    cssReset = {}

  function dasherize(str) { return str.replace(/([a-z])([A-Z])/, '$1-$2').toLowerCase() }
  function normalizeEvent(name) { return eventPrefix ? eventPrefix + name : name.toLowerCase() }

  $.each(vendors, function (vendor, event) {
    if (testEl.style[vendor + 'TransitionProperty'] !== undefined) {
      prefix = '-' + vendor.toLowerCase() + '-'
      eventPrefix = event
      return false
    }
  })

  transform = prefix + 'transform'
  cssReset[transitionProperty = prefix + 'transition-property'] =
  cssReset[transitionDuration = prefix + 'transition-duration'] =
  cssReset[transitionDelay = prefix + 'transition-delay'] =
  cssReset[transitionTiming = prefix + 'transition-timing-function'] =
  cssReset[animationName = prefix + 'animation-name'] =
  cssReset[animationDuration = prefix + 'animation-duration'] =
  cssReset[animationDelay = prefix + 'animation-delay'] =
  cssReset[animationTiming = prefix + 'animation-timing-function'] = ''

  $.fx = {
    off: (eventPrefix === undefined && testEl.style.transitionProperty === undefined),
    speeds: { _default: 400, fast: 200, slow: 600 },
    cssPrefix: prefix,
    transitionEnd: normalizeEvent('TransitionEnd'),
    animationEnd: normalizeEvent('AnimationEnd')
  }

  $.fn.animate = function (properties, duration, ease, callback, delay) {
    if ($.isFunction(duration))
      callback = duration, ease = undefined, duration = undefined
    if ($.isFunction(ease))
      callback = ease, ease = undefined
    if ($.isPlainObject(duration))
      ease = duration.easing, callback = duration.complete, delay = duration.delay, duration = duration.duration
    if (duration) duration = (typeof duration == 'number' ? duration :
                    ($.fx.speeds[duration] || $.fx.speeds._default)) / 1000
    if (delay) delay = parseFloat(delay) / 1000
    return this.anim(properties, duration, ease, callback, delay)
  }

  $.fn.anim = function (properties, duration, ease, callback, delay) {
    var key, cssValues = {}, cssProperties, transforms = '',
        that = this, wrappedCallback, endEvent = $.fx.transitionEnd,
        fired = false

    if (duration === undefined) duration = $.fx.speeds._default / 1000
    if (delay === undefined) delay = 0
    if ($.fx.off) duration = 0

    if (typeof properties == 'string') {
      // keyframe animation
      cssValues[animationName] = properties
      cssValues[animationDuration] = duration + 's'
      cssValues[animationDelay] = delay + 's'
      cssValues[animationTiming] = (ease || 'linear')
      endEvent = $.fx.animationEnd
    } else {
      cssProperties = []
      // CSS transitions
      for (key in properties)
        if (supportedTransforms.test(key)) transforms += key + '(' + properties[key] + ') '
        else cssValues[key] = properties[key], cssProperties.push(dasherize(key))

      if (transforms) cssValues[transform] = transforms, cssProperties.push(transform)
      if (duration > 0 && typeof properties === 'object') {
        cssValues[transitionProperty] = cssProperties.join(', ')
        cssValues[transitionDuration] = duration + 's'
        cssValues[transitionDelay] = delay + 's'
        cssValues[transitionTiming] = (ease || 'linear')
      }
    }

    wrappedCallback = function (event) {
      if (typeof event !== 'undefined') {
        if (event.target !== event.currentTarget) return // makes sure the event didn't bubble from "below"
        $(event.target).unbind(endEvent, wrappedCallback)
      } else
        $(this).unbind(endEvent, wrappedCallback) // triggered by setTimeout

      fired = true
      $(this).css(cssReset)
      callback && callback.call(this)
    }
    if (duration > 0) {
      this.bind(endEvent, wrappedCallback)
      // transitionEnd is not always firing on older Android phones
      // so make sure it gets fired
      setTimeout(function () {
        if (fired) return
        wrappedCallback.call(that)
      }, (duration * 1000) + 25)
    }

    // trigger page reflow so new elements can animate
    this.size() && this.get(0).clientLeft

    this.css(cssValues)

    if (duration <= 0) setTimeout(function () {
      that.each(function () { wrappedCallback.call(this) })
    }, 0)

    return this
  }

  testEl = null
})(Zepto)
